Home / 3,082.47-4,620.96-1,134.21

Finding the Fourth Proportional to 3,082.47, 4,620.96 and 1,134.21

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Solution

The fourth proportional to 3,082.47, 4,620.96 and 1,134.21 is: 1,700.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,082.47 : 4,620.96 = 1,134.21 : x
  2. Step 2: Convert to fraction form
    3,082.47/4,620.96 = 1,134.21/x
  3. Step 3: Cross multiply
    3,082.47x = 4,620.96 × 1,134.21
  4. Step 4: Simplify right side
    3,082.47x = 5,241,139.04
  5. Step 5: Solve for x
    x = 5,241,139.04/3,082.47
  6. Step 6: Final answer
    x = 1,700.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.